苯甲酸类光催化降解和羟基自由基反应的关系。
Relationship between photocatalytic degradation of benzoic acids and reaction with hydroxyl radical.
能带弯曲是一种有效杀死病毒的方法，因为这种技术使得电子由紫外线中解脱出来，向前来游荡与水反应产生羟基自由基。
Band bending is an effective way to kill viruses because the technique allows electrons, which were freed by the UV, to travel forward and create hydroxyl radicals by reacting with water.
羟基自由基参与的化学反应属于游离基反应，化学反应速度极快。
The chemical reaction of hydroxyl radical is free radical reaction, whose reaction speed is very high.
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